Question

4)If each side of the triangles is doubled ,Area of the triangle will become?   

2 times

4 times

3 times

7 times

pls give me the solution. l know the answer is option 2​

Answer 1

$\huge \underbrace \mathfrak \red {Answer }$

Area of triangle= 1/2 ×base×hight

If we double the sides

=> it will becomes =1/2×2(b)×2(h)

=2bh

Which is 4 times of its previous area(1/2bh)